Richard Seymour-Conway, 4th Marquess of Hertford, was born 22 February 1800 in London, England, United Kingdom to Francis Charles Seymour-Conway, 3rd Marquess of Hertford (1777-1842) and Maria Emilia Fagnani (1771-1856) and died 25 August 1870 Paris, France of unspecified causes. Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Willem van Oranje (1533-1584)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s, Robert I of Scotland (1274-1329)/s.
He died unmarried and without legitimate issue, and his titles passed to his distant cousin Francis Seymour.
|Offspring of Richard Seymour-Conway, 4th Marquess of Hertford and Elizabeth Agnes Dunlop-Wallace (1789-1864)|
|Richard Wallace, Bart (1818-1890)|